US Bridges

Sth 59 WB over Fox River

Good

Waukesha County, Wisconsin · 0.4 MI W JCT Cth Xx · Structure no. B67023000000000

Built
1996
29 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
190 ft
3 main spans
Daily traffic
9,800
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 59 WB over Fox River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 59 WB over Fox River in Waukesha County, Wisconsin. It was built in 1996, so it is 29 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,800 vehicles a day, roughly 3% of them trucks, projected to reach 11,760 by 2042. The structure is 190 ft (58 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 59 WB
CrossesFox River
Location0.4 MI W JCT Cth Xx
RouteState Highway 59
Coordinates42.97695, -88.26452
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating30.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length190 ft (58 m)
Longest span63 ft (19.3 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,800 (2022)
Projected traffic11,760 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 59 WB over Fox River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sth 59 WB over Fox River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Sth 59 WB over Fox River carry?

About 9,800 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Sth 59 WB over Fox River?

The structure is 190 ft (58 m) long with a longest span of 63 ft (19.3 m) and a deck 45 ft wide.

Who owns Sth 59 WB over Fox River?

It is owned by the State Highway Agency.